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PostgreSQL na EXT4, XFS, BTRFS a ZFS / FOSDEM PgDay 2016

Comparison of PostgreSQL performance on contemporary Linux file systems.

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PostgreSQL na EXT3/4, XFS,
BTRFS a ZFS
FOSDEM PgDay 2016, 28.1.2016, Brussels
Tomáš Vondra
tomas.vondra@2ndquadrant.com
http://blog.pgaddict.com
not a filesystem engineer
database engineer
Which file system should we use for
PostgreSQL on production systems?
According to our benchmarks from 2003,
the best file system is ...
What does it actually means when a file
system is “stable” and “production ready”?
1) reliability
2) consistent performance
3) management & monitoring

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PostgreSQL na EXT4, XFS, BTRFS a ZFS / FOSDEM PgDay 2016